word_dict = {}
word_dict['Interface'] = '接口'
word_dict['Extend'] = '继承'
word_dict['Function'] = '函数'
word_dict['Private'] = '私有'
word_dict['Public'] = '公共'

print("初始字典循环结果：")
for key, value in word_dict.items():
    print(f"key is : {key}")
    print(f"value is : {value}")

print("\n添加 Python 关键词后的结果：")
word_dict['Set'] = '集合'
word_dict['Dict'] = '字典'
word_dict['List'] = '列表'
for key, value in word_dict.items():
    print(f"key is : {key}")
    print(f"value is : {value}")